Designed for the professional karting driver who values weight and performance, the RS7-K Carbon is the karting-only version of the RS7 (non-fireproof interior, extra durable interior). Based on the HP7 design and featuring a lightweight Carbon shell, the RS7-K Carbon utilizes an innovative shell and protection design to enhance acoustic comfort while improving aerodynamic performance and energy absorption capability. The sleek and modern design includes an advanced ventilation system, anti-fog double screen visor (DSAF), and a rubber seal that ensures water does not enter the eye opening in rainy conditions. For colored interiors, please contact us. Lightweight carbon shell Advanced multi-piece, multi-density lining to maximize energy absorption and impact performance Anti-fog double screen visor (DSAF) injection molded from optical grade for anti-fog control and superior visibility Powerful and efficient ventilation system with top and chin bar featuring 14 air intake and exhaust channels for maximum ventilation Optimized shell and shield design to enhance aerodynamic performance, reduce internal noise, and improve energy management capabilities Air intake, side air extractors, rear wing, upper and chin gurneys available separately Non-fireproof lining for greater durability. RS7K is NOT compatible with FHR anchor systems or devices Synthetic rubber seal to prevent dirt and water from entering the helmet Visor and screw kit: SE 07, SV (SE 07) Certification: Snell K2015 approved Color: carbon, glossy finish. Sizes: 54 (6 3/4) to 61+ (7 5/8 +)